1.5 + 3 =7 + 2 =6 + 2 =4 + 2 =9 + 7 =
2.2 + 3 =3 + 5 =0 + 8 =9 + 9 =6 + 9 =
3.3 + 9 =8 + 2 =6 + 1 =2 + 8 =3 + 7 =
4.3 + 6 =3 + 7 =7 + 7 =8 + 5 =6 + 1 =
5.3 + 1 =6 + 7 =2 + 1 =6 + 6 =8 + 1 =
6.8 + 9 =8 + 6 =5 + 1 =2 + 2 =4 + 1 =
7.3 + 9 =3 + 4 =3 + 4 =7 + 4 =4 + 2 =
8.2 + 4 =7 + 8 =8 + 4 =1 + 4 =7 + 0 =
9.5 + 9 =8 + 3 =4 + 7 =6 + 3 =2 + 9 =
10.5 + 6 =2 + 9 =1 + 8 =4 + 9 =8 + 1 =
11.8 + 5 =4 + 8 =1 + 9 =5 + 8 =9 + 0 =
12.9 + 3 =9 + 1 =9 + 7 =9 + 6 =8 + 9 =
13.2 + 6 =7 + 6 =9 + 8 =4 + 6 =4 + 8 =
14.3 + 1 =2 + 7 =1 + 1 =3 + 8 =7 + 5 =
15.8 + 6 =5 + 5 =8 + 8 =7 + 8 =8 + 4 =
16.4 + 5 =6 + 9 =5 + 8 =5 + 1 =6 + 0 =
17.3 + 6 =2 + 3 =8 + 2 =3 + 3 =4 + 3 =
18.6 + 8 =6 + 6 =2 + 4 =2 + 8 =9 + 8 =
19.5 + 7 =1 + 1 =5 + 6 =9 + 1 =1 + 5 =
20.9 + 4 =1 + 3 =7 + 5 =1 + 8 =7 + 2 =

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